Mie理论在matlab环境下的一些程序，没有简介，请参照里面的WORD文档！-Mie theory in matlab environment, some of the procedures, there is no profile, please refer to the document inside the WORD!

USB接口是现在计算机系统中最通用的一种接口，此word用于帮助了解USB的代码结构和移植方法-The USB interface is now the most common computer system interface, and this word is used to help understand the USB code structure and method of transplant